<!-- 加上 setup 就允许在 script 中，直接编写 组合式API -->
<script setup>
import HelloWorld from './components/HelloWorld.vue'
import TheWelcome from './components/TheWelcome.vue'
</script>

<template>
    <!-- 这里明显能看到，vue3 不再要求唯一根元素 -->
    <!-- 而且这里的组件直接使用即可，不用注册，就像 React -->
    <header>
        <img alt="Vue logo" class="logo" src="./assets/logo.svg" width="125" height="125"/>

        <div class="wrapper">
            <HelloWorld msg="You did it!"/>
        </div>
    </header>

    <main>
        <TheWelcome/>
    </main>
</template>

<style scoped>
header {
    line-height: 1.5;
}

.logo {
    display: block;
    margin: 0 auto 2rem;
}

@media (min-width: 1024px) {
    header {
        display: flex;
        place-items: center;
        padding-right: calc(var(--section-gap) / 2);
    }

    .logo {
        margin: 0 2rem 0 0;
    }

    header .wrapper {
        display: flex;
        place-items: flex-start;
        flex-wrap: wrap;
    }
}
</style>
